MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 97601111954fcaf73abb4283200237edd6e08c37533a28f66a50aa0808484ddd. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


Formbook


Vendor detections: 12


Intelligence 12 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 97601111954fcaf73abb4283200237edd6e08c37533a28f66a50aa0808484ddd
SHA3-384 hash: e2352b1907cbf6feea402a9f0056b68e9faf9b954798bcdd5b148805386771250492e8594dd48085f5f6b244df7aac07
SHA1 hash: 1f7e72d7b12107adfaac026b7c2dbb61e25c21e3
MD5 hash: d7be2aadb342fee744551835417ab2d6
humanhash: bacon-red-edward-fix
File name:file
Download: download sample
Signature Formbook
Create hunting rule
File size:240'448 bytes
First seen:2022-11-02 03:36:58 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'602 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 3072:RqZqFOPxeeUUOU2G71hEbaFSkjiRrPYTA:UZoOKUOU2fa+L
Threatray 2'790 similar samples on MalwareBazaar
TLSH T141347B74A1F16ACEE896CEB28E64ED19FFE31C559A05420FD03235F6553BB85CA040FA
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 10808a8c8c8a8010 (77 x Formbook, 51 x AgentTesla, 44 x RemcosRAT)
Reporter jstrosch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
245
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-11-02 03:38:19 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/195f5205-1947-4dc3-b84d-fcd6cd3486ed

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/326950/
Detection(s):
SecuriteInfo.com.UntrustedCertificate.Aichost.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for synchronization primitives
Setting browser functions hooks
Сreating synchronization primitives
Sending an HTTP GET request
Launching a process
Creating a file
Sending a custom TCP request
Launching cmd.exe command interpreter
Query of malicious DNS domain
Sending a TCP request to an infection source
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated overlay packed packed
Link:
https://www.filescan.io/uploads/6361e5e6791bb7e48afe0613/reports/8fbc81d8-3813-482b-9c82-171a62533a03/overview
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b52faacc-3150-4a34-97a9-05471bded4f6
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1102932
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 735593 Sample: file.exe Startdate: 02/11/2022 Architecture: WINDOWS Score: 100 37 Snort IDS alert for network traffic 2->37 39 Multi AV Scanner detection for domain / URL 2->39 41 Malicious sample detected (through community Yara rule) 2->41 43 8 other signatures 2->43 10 file.exe 15 3 2->10         started        process3 dnsIp4 35 tgc8x.tk 50.115.174.192, 443, 49703, 49704 VIRPUS United States 10->35 29 C:\Users\user\AppData\Local\...\file.exe.log, CSV 10->29 dropped 53 Writes to foreign memory regions 10->53 55 Allocates memory in foreign processes 10->55 57 Injects a PE file into a foreign processes 10->57 15 aspnet_compiler.exe 10->15         started        file5 signatures6 process7 signatures8 59 Modifies the context of a thread in another process (thread injection) 15->59 61 Maps a DLL or memory area into another process 15->61 63 Sample uses process hollowing technique 15->63 65 2 other signatures 15->65 18 explorer.exe 15->18 injected process9 dnsIp10 31 www.teensforcp.site 209.17.116.163, 49705, 80 DEFENSE-NETUS United States 18->31 33 www.dori-maniacs.com 162.43.121.79, 49706, 80 CYBERTRAILSUS United States 18->33 45 System process connects to network (likely due to code injection or exploit) 18->45 22 chkdsk.exe 18->22         started        signatures11 process12 signatures13 47 Modifies the context of a thread in another process (thread injection) 22->47 49 Maps a DLL or memory area into another process 22->49 51 Tries to detect virtualization through RDTSC time measurements 22->51 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/97601111954fcaf73abb4283200237edd6e08c37533a28f66a50aa0808484ddd/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2022-11-01 12:19:18 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
23 of 40 (57.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=s5qbcemvj7fpoov3ikbsaarx5xlobdbxkm5cr5tkkcvaqccijxoq._file
Verdict:
malicious
Similar samples:
42ff33d8a2c198145c876fbfab4855fa43faaf292d10c73f144619c34714f97e
Formbook
8a553b6a9ee5177e24eee3b0af2bf0dd813e1daf2ce6d3a90294f815606bc62e
Formbook
8d2245952066731545e35c0dd194b48df2e16010d34136ed5b07bc96d763f613
Formbook
a2942f4b52d24096733c6a8373bc3cee7f1823120bf652c688b8296b04a94a96
Formbook
a5e9d790b1d375e91942201622ac9cf4a02d168b9b91284468ce8347af562a3c
Formbook
a9e441722bbaab6eb53c633f5a6e54a0a51ee2c540ab0bf34b78582c3a9ad5a8
Formbook
c1bc25f768e41a646f902de9572b855ac973cfa7a9c6bef82c5a99123a72e67b
Formbook
d4b16018f7ea64cf88506858f2ffab461a39bd1ecef83be0fc9a96266e4f6149
Formbook
e09ec67a8e94995e2e557622fff8e7ceb0930963590b761ce431e6bfcb863e4e
Formbook
f41437ca03cac6a40974f48ba8b8b38856f9f6de955f7514b3e18471ed73789f
Formbook
+ 2'780 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:zx85 rat spyware stealer trojan
Link:
https://tria.ge/reports/221102-d6gk1shgap/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/79ffd036-76f2-497e-ab6e-e2f83dacb1b3
Unpacked files
SH256 hash:
50e2d5edded16e4defa2f997633a128b5ce7a708e825cfc02f808b586172d4b9
MD5 hash:
dba5226d99b7d379f2bebe25f5425344
SHA1 hash:
19e7c0e095a4ec835479ff4a7e794d09498779f2
Link:
https://www.unpac.me/results/0d2a4710-97bf-4658-8031-92737c83a34a/
SH256 hash:
97601111954fcaf73abb4283200237edd6e08c37533a28f66a50aa0808484ddd
MD5 hash:
d7be2aadb342fee744551835417ab2d6
SHA1 hash:
1f7e72d7b12107adfaac026b7c2dbb61e25c21e3
Link:
https://www.unpac.me/results/0d2a4710-97bf-4658-8031-92737c83a34a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
Link:
https://yomi.yoroi.company/submissions/97601111954fcaf73abb4283200237edd6e08c37533a28f66a50aa0808484ddd

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:cobalt_strike_tmp01925d3f
Create hunting rule
Author:The DFIR Report
Description:files - file ~tmp01925d3f.exe
Reference:https://thedfirreport.com
Rule name:INDICATOR_EXE_Packed_ConfuserEx
Create hunting rule
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe 97601111954fcaf73abb4283200237edd6e08c37533a28f66a50aa0808484ddd

(this sample)

  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/326950/
  
URLhaus
https://urlhaus.abuse.ch/url/2396483/

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